{ "glutMotionFunc", (void *) glutMotionFunc },
{ "glutPassiveMotionFunc", (void *) glutPassiveMotionFunc },
{ "glutEntryFunc", (void *) glutEntryFunc },
{ "glutMotionFunc", (void *) glutMotionFunc },
{ "glutPassiveMotionFunc", (void *) glutPassiveMotionFunc },
{ "glutEntryFunc", (void *) glutEntryFunc },